The Castaic, CA educational system consists of n/a public schools, n/a private schools and n/a post-secondary schools. Castaic public schools have average test scores of 45% which is 18% higher than than the California average and 8% lower than than the national average. The student to teach ratio of Castaic public schools is n/a, compared to 20:1 in California and 16:1 across all of the United States. A total of 90.5% of students have completed 8th grade, 90.2% have completed high school, 34.2% have completed a bachelor’s degree and 2.0% have completed a doctorate degree.